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<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8"> 
<meta http-equiv="Pragma" content="no-cache"> 
<meta http-equiv="Cache-Control" content="no-cache"> 
<meta http-equiv="Expires" content="0"> 
<title>后台管理</title>
<link href="assets/css/login.css" rel="stylesheet" type="text/css" />
</head>

<body>
<div class="login_box">
      <div class="login_l_img"><img src="documents/images/login_img.png" /></div>
      <div class="login">
          <div class="login_logo"><a href="#"><img src="documents/images/login_logo.png" /></a></div>
          <div class="login_name">
                <p>故障检测与诊断管理系统</p>
          </div><!-- /detecAndDiag/src/main/java/controller/AlarmingController.java
          /detection/com/nwpu/bigdata/filter/LoginFilter.java
          /detection/com/nwpu/bigdata/servlet/LoginServlet.java -->
           <!-- <form method="post" role="form"
           action="/detection/com/nwpu/bigdata/servlet/LoginServlet" >  -->
       		<form method="post">
              <input name="username" type="text"  value="用户名" 
              	 onfocus="if(this.value=='用户名'){this.value=''}"
              	 onblur="if(this.value==''){this.value='用户名'}"></input>
              	 
              <span id="password_text" 
             	 onclick="this.style.display='none';document.getElementById('password').style.display='block';document.getElementById('password').focus().select();" >密码</span>
			   <input name="password" type="password" id="password" style="display:none;" 
				 onblur="if(this.value==''){document.getElementById('password_text').style.display='block';this.style.display='none'};"/> 
				
              <!-- <input id="password" name="username" type="password" ></input> -->
              <input value="登录" style="width:100%;" type="submit">
              
          </form>
      </div>
      <div class="copyright">Copyright © 2018 Northwestern Polytechnical University</div>
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<div style="text-align:center;">
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